#include <iostream>

using namespace std;

int main(){
    float number1, number2, number3, average;
    cout << "Please input 3 numbers, separate by enter or space:" << endl;
    cin >> number1 >> number2 >> number3;
    average = (number1 + number2 + number3) / 3;
    cout << "The average is " << average << endl;
    return 0;
}
